mirror of
https://github.com/OpenDriver2/REDRIVER2.git
synced 2024-11-22 02:12:43 +01:00
105 lines
2.6 KiB
Makefile
105 lines
2.6 KiB
Makefile
|
BUILD ?= Release
|
||
|
|
|
||
|
|
HAS_LINUX_MIPS_GCC = $(shell which mipsel-linux-gnu-gcc > /dev/null 2> /dev/null && echo true || echo false)
|
||
|
|
|
||
|
|
ifeq ($(HAS_LINUX_MIPS_GCC),true)
|
||
|
|
PREFIX ?= mipsel-linux-gnu
|
||
|
|
FORMAT ?= elf32-tradlittlemips
|
||
|
|
else
|
||
|
|
PREFIX ?= mipsel-unknown-elf
|
||
|
|
FORMAT ?= elf32-littlemips
|
||
|
|
endif
|
||
|
|
|
||
|
|
# weird but it works
|
||
|
|
define \n
|
||
|
|
|
||
|
|
|
||
|
|
endef
|
||
|
|
|
||
|
|
ROOTDIR := $(dir $(abspath $(lastword $(MAKEFILE_LIST))))
|
||
|
|
|
||
|
|
CC = $(PREFIX)-gcc
|
||
|
|
CXX = $(PREFIX)-g++
|
||
|
|
|
||
|
|
TYPE ?= cpe
|
||
|
|
LDSCRIPT ?= $(ROOTDIR)/$(TYPE).ld
|
||
|
|
ifneq ($(strip $(OVERLAYSCRIPT)),)
|
||
|
|
LDSCRIPT := $(addprefix $(OVERLAYSCRIPT) , -T$(LDSCRIPT))
|
||
|
|
else
|
||
|
|
LDSCRIPT := $(addprefix $(ROOTDIR)/default.ld , -T$(LDSCRIPT))
|
||
|
|
endif
|
||
|
|
|
||
|
|
USE_FUNCTION_SECTIONS ?= true
|
||
|
|
|
||
|
|
ARCHFLAGS = -march=mips1 -mabi=32 -EL -fno-pic -mno-shared -mno-abicalls -mfp32 -msoft-float
|
||
|
|
ARCHFLAGS += -fno-stack-protector -nostdlib -ffreestanding
|
||
|
|
|
||
|
|
ifeq ($(USE_FUNCTION_SECTIONS),true)
|
||
|
|
CPPFLAGS += -ffunction-sections
|
||
|
|
endif
|
||
|
|
|
||
|
|
CPPFLAGS += -mno-gpopt -fomit-frame-pointer
|
||
|
|
CPPFLAGS += -fno-builtin -fno-strict-aliasing -Wno-attributes
|
||
|
|
CPPFLAGS += $(ARCHFLAGS)
|
||
|
|
CPPFLAGS += -I$(ROOTDIR)
|
||
|
|
|
||
|
|
LDFLAGS += -Wl,-Map=$(BINDIR)$(TARGET).map -nostdlib -T$(LDSCRIPT) -static -Wl,--gc-sections
|
||
|
|
LDFLAGS += $(ARCHFLAGS) -Wl,--oformat=$(FORMAT)
|
||
|
|
|
||
|
|
# don't do O1/O2/O3 since it will grow code size
|
||
|
|
CPPFLAGS_Release += -Os
|
||
|
|
LDFLAGS_Release += -Os
|
||
|
|
|
||
|
|
CPPFLAGS_Debug += -O0
|
||
|
|
|
||
|
|
LDFLAGS += -g
|
||
|
|
CPPFLAGS += -g
|
||
|
|
|
||
|
|
CPPFLAGS += $(CPPFLAGS_$(BUILD))
|
||
|
|
LDFLAGS += $(LDFLAGS_$(BUILD))
|
||
|
|
|
||
|
|
OBJS += $(addsuffix .o, $(basename $(SRCS)))
|
||
|
|
|
||
|
|
all: dep $(BINDIR)$(TARGET).$(TYPE)
|
||
|
|
|
||
|
|
$(BINDIR)$(TARGET).$(TYPE): $(BINDIR)$(TARGET).elf
|
||
|
|
$(PREFIX)-objcopy $(addprefix -R , $(OVERLAYSECTION)) -O binary $< $@
|
||
|
|
$(foreach ovl, $(OVERLAYSECTION), $(PREFIX)-objcopy -j $(ovl) -O binary $< $(BINDIR)Overlay$(ovl) $(\n))
|
||
|
|
|
||
|
|
$(BINDIR)$(TARGET).elf: $(OBJS)
|
||
|
|
$(CC) -g -o $(BINDIR)$(TARGET).elf $(OBJS) $(LDFLAGS)
|
||
|
|
|
||
|
|
%.o: %.s
|
||
|
|
$(CC) $(ARCHFLAGS) -I$(ROOTDIR) -g -c -o $@ $<
|
||
|
|
|
||
|
|
%.dep: %.c
|
||
|
|
$(CC) $(CPPFLAGS) $(CFLAGS) -M -MT $(addsuffix .o, $(basename $@)) -MF $@ $<
|
||
|
|
|
||
|
|
%.dep: %.cpp
|
||
|
|
$(CXX) $(CPPFLAGS) $(CXXFLAGS) -M -MT $(addsuffix .o, $(basename $@)) -MF $@ $<
|
||
|
|
|
||
|
|
%.dep: %.cc
|
||
|
|
$(CXX) $(CPPFLAGS) $(CXXFLAGS) -M -MT $(addsuffix .o, $(basename $@)) -MF $@ $<
|
||
|
|
|
||
|
|
# A bit broken, but that'll do in most cases.
|
||
|
|
%.dep: %.s
|
||
|
|
echo. 2> $@
|
||
|
|
|
||
|
|
DEPS := $(patsubst %.cpp, %.dep,$(filter %.cpp,$(SRCS)))
|
||
|
|
DEPS := $(patsubst %.cc, %.dep,$(filter %.cc,$(SRCS)))
|
||
|
|
DEPS += $(patsubst %.c, %.dep,$(filter %.c,$(SRCS)))
|
||
|
|
DEPS += $(patsubst %.s, %.dep,$(filter %.s,$(SRCS)))
|
||
|
|
|
||
|
|
dep: $(DEPS)
|
||
|
|
|
||
|
|
clean:
|
||
|
|
rm -f $(OBJS) $(BINDIR)Overlay.* $(BINDIR)*.elf $(BINDIR)*.ps-exe $(BINDIR)*.map $(DEPS)
|
||
|
|
|
||
|
|
ifneq ($(MAKECMDGOALS), clean)
|
||
|
|
ifneq ($(MAKECMDGOALS), deepclean)
|
||
|
|
-include $(DEPS)
|
||
|
|
endif
|
||
|
|
endif
|
||
|
|
|
||
|
|
.PHONY: clean dep all
|